All of the following are types of inflammatory arthritis except:

Explanation

The correct answer is osteomyelitis. Osteomyelitis is an infection of the bone, not an inflammatory arthritis. It can be caused by bacteria, viruses, or fungi. It is usually treated with antibiotics, but in some cases, surgery may be necessary. The other three conditions, rheumatoid arthritis, osteoarthritis, and gouty arthritis, are all inflammatory arthritides.